[BUG] ContentRange is null in BlobDownloadDetails when calling DownloadStreamingAsync with HttpRange "0-"

[eangelov]

Library name and version

Azure.Storage.Blobs 12.23.0

Describe the bug

The ContentRange field in the BlobDownloadDetails that is returned when calling DownloadStreamingAsync with Range set to "0-" is null.

Expected behavior

ContentRange should be set to "bytes 0-end/length" the same when calling the same methods with a Range of "1-" ContentRange is set to "bytes 1-end/length"

Actual behavior

ContentRange is null

Reproduction Steps

BlobContainerClient containerClient = new ( connString, containerName );
BlobClient blobClient = containerClient.GetBlobClient( objectKey );

Response downloadFromStart = await blobClient.DownloadStreamingAsync(new BlobDownloadOptions(){
Range = new HttpRange( 0 )
});
Console.WriteLine( downloadFromStart.Value.Details.ContentRange );

Environment

No response

[github-actions]

Thanks for the feedback! We are routing this to the appropriate team for follow-up. cc @xgithubtriage.